CVE-2025-26596
Xorg: xwayland: heap overflow in xkbwritekeysyms()
Vexday Risk Score
21Baixo
Decisão SSVC (CISA)
Track
Sem sinal de exploração → monitorar
CVSS 7.8EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Ciclo de vida
25 fev 2025Publicada no NVD
Recomendação: Monitorar — sem sinal de exploração no momento.
A heap overflow flaw was found in X.Org and Xwayland. The computation of the length in XkbSizeKeySyms() differs from what is written in XkbWriteKeySyms(), which may lead to a heap-based buffer overflow.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Produtos afetados
xserverRed Hat · Red Hat Enterprise Linux 10Red Hat · Red Hat Enterprise Linux 6Red Hat · Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSIONRed Hat · Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat · Red Hat Enterprise Linux 8Red Hat · Red Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat · Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat · Red Hat Enterprise Linux 8.4 Telecommunications Update ServiceRed Hat · Red Hat Enterprise Linux 8.4 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat · Red Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat · Red Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 8.8 Extended Update SupportRed Hat · Red Hat Enterprise Linux 9Red Hat · Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 9.2 Extended Update SupportRed Hat · Red Hat Enterprise Linux 9.4 Extended Update SupportQuer saber se a sua infraestrutura está exposta a isto?
Falar com a TrueHacking →Referências
https://access.redhat.com/errata/RHSA-2025:2500https://access.redhat.com/errata/RHSA-2025:2502https://access.redhat.com/errata/RHSA-2025:2861https://access.redhat.com/errata/RHSA-2025:2862https://access.redhat.com/errata/RHSA-2025:2865https://access.redhat.com/errata/RHSA-2025:2866https://access.redhat.com/errata/RHSA-2025:2873https://access.redhat.com/errata/RHSA-2025:2874https://access.redhat.com/errata/RHSA-2025:2875https://access.redhat.com/errata/RHSA-2025:2879https://access.redhat.com/errata/RHSA-2025:2880https://access.redhat.com/errata/RHSA-2025:3976